76278321

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1$

素因数の和:371

約数の個数: 64

約数和(自身を含む): 136642560

約数和(自身を除く): 60364239

約数列:

[1, 3, 7, 9, 21, 27, 31, 47, 63, 93, 141, 189, 217, 277, 279, 329, 423, 651, 831, 837, 987, 1269, 1457, 1939, 1953, 2493, 2961, 4371, 5817, 5859, 7479, 8587, 8883, 10199, 13019, 13113, 17451, 25761, 30597, 39057, 39339, 52353, 60109, 77283, 91133, 91791, 117171, 180327, 231849, 273399, 275373, 351513, 403589, 540981, 820197, 1210767, 1622943, 2460591, 2825123, 3632301, 8475369, 10896903, 25426107, 76278321]

約数ペア:

[(1, 76278321), (3, 25426107), (7, 10896903), (9, 8475369), (21, 3632301), (27, 2825123), (31, 2460591), (47, 1622943), (63, 1210767), (93, 820197), (141, 540981), (189, 403589), (217, 351513), (277, 275373), (279, 273399), (329, 231849), (423, 180327), (651, 117171), (831, 91791), (837, 91133), (987, 77283), (1269, 60109), (1457, 52353), (1939, 39339), (1953, 39057), (2493, 30597), (2961, 25761), (4371, 17451), (5817, 13113), (5859, 13019), (7479, 10199), (8587, 8883)]